Discover our versatile Mason Jar Vacuum Sealer Kit, This all - in - one kit is a must - have for food storage. With a wide - mouth jar sealer, regular - mouth jar sealer, 2 hose connectors, a manual vacuum pump, a lid opener, a user guide, and 5 wide - mouth (86 mm) and 5 regular - mouth (70 mm) jar lids, it offers everything you need. The food - grade silicone pumping hose is compatible with most vacuum sealer machines, though there are a few exceptions. Whether you use the automatic sealer or the manual pump, it can effectively pump out air from the mason jar. Made of high - density ABS plastic, it's BPA - free, non - toxic, and odorless, and easy to clean. It creates an airtight seal, keeping your food fresh and protecting it from odors and moisture. Ideal for storing jams, chocolate sauce, rice, and dry foods. Plus, it comes with a convenient lid opener and is a great gift option. With dimensions of 7.87 in. L x 5.12 in. W x 2.36 in. H and a weight of 0.62 lbs. it's compact and practical for your daily use. Material: Acrylonitrile Butadiene Styrene (ABS).